Senior Airman Chelsea LaFever, a military working dog handler from the 802nd Security Forces Squadron, smiles with her dog ZZusa after training at Joint Base San Antonio-Lackland. Upon completion of training tasks, LaFever encourages ZZusa with a treat. LaFever and ZZusa have been training and developing chemistry to complete the day-to-day mission at JBSA-Lackland. (U.S. Air force photo/Staff Sgt. Vernon Young Jr.)